export function timeFix () {
    const time = new Date()
    const hour = time.getHours()
    return hour < 9 ? '早上好' : hour <= 11 ? '上午好' : hour <= 13 ? '中午好' : hour < 20 ? '下午好' : '晚上好'
}
export function isEmpty(value){
   if( value == "" || value == null || value == undefined){
       return '';
   }else{
       return value;
   }
}